| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
AlN + Na(OH) = Al(OH) + NaN =>
AlN + Na(OH) = Al(OH) + NaN
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
H2 + I2 = HI =>
H2 + I2 = 2 HI
PO4{-3} + Mg{+2} = Mg3(PO4)2 =>
2 PO4{-3} + 3 Mg{+2} = Mg3(PO4)2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
N2 + O2 + H2O = HNO3 =>
2 N2 + 5 O2 + 2 H2O = 4 HNO3
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
C2H2 + O2 = H2O + CO2 =>
2 C2H2 + 5 O2 = 2 H2O + 4 CO2
Na2SO4 + Ba(NO3)2 = Na2(NO3)2 + Ba(SO4) =>
Na2SO4 + Ba(NO3)2 = Na2(NO3)2 + Ba(SO4)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
CuSO4 + Na2CO3 = CuCO3 + Na2SO4 =>
CuSO4 + Na2CO3 = CuCO3 + Na2SO4
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
B + HCl = BCl3 + H2 =>
2 B + 6 HCl = 2 BCl3 + 3 H2
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Ca + H2O = H2 + Ca(OH)2 =>
Ca + 2 H2O = H2 + Ca(OH)2
Ca + Ni(NO3)2 = Ca(NO3)2 + Ni =>
Ca + Ni(NO3)2 = Ca(NO3)2 + Ni
PbCl2 + KI = PbI2 + KCl =>
PbCl2 + 2 KI = PbI2 + 2 KCl
Al(NO3)3 + Na(OH) = Al(OH)3 + Na(NO3) =>
Al(NO3)3 + 3 Na(OH) = Al(OH)3 + 3 Na(NO3)
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KIO4 + KI + HCl = KCl + I2 + H2O =>
KIO4 + 7 KI + 8 HCl = 8 KCl + 4 I2 + 4 H2O
CuO = Cu + O2 =>
2 CuO = 2 Cu + O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ca(NO3)2 + C2H6O2 = CaO + CO2 + H2O + N2 =>
Ca(NO3)2 + C2H6O2 = CaO + 2 CO2 + 3 H2O + N2
Cu + AgNO3 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3 = 2 Ag + Cu(NO3)2
HCl + Zn = H2 + ZnCl =>
2 HCl + 2 Zn = H2 + 2 ZnCl
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Cl2 + CH4 = CCl4 + HCl =>
4 Cl2 + CH4 = CCl4 + 4 HCl
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
H3PO4 + Ba(OH)2 = H2O + Ba3(PO4)2 =>
2 H3PO4 + 3 Ba(OH)2 = 6 H2O + Ba3(PO4)2
HCl + NH3 = NH4Cl =>
HCl + NH3 = NH4Cl
Cu + S = Cu2S =>
2 Cu + S = Cu2S
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
Pb(No3)2 + KI = KNo3 + PbI2 =>
Pb(No3)2 + 2 KI = 2 KNo3 + PbI2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/05/13
Équations équilibrées sur03/07/12
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